I’m pretty sure it is B or C
Answer:

Step-by-step explanation:
Take a look at the attachment...
Hope this helps! :)
We can say at month 0 she was 43 inches tall.
And at month 18 she was 52 inches tall.
We can say that x is the number of months and y is her height.
Rise/run
y2-y1/x2-x1
52-43/18-0
9/18
1/2
So the slope is 1/2 (which is what you are looking for.) and if you were to write an equation it would be y=1/2x+43
Brainliest my answer if it helps you out?
Answer:
The answer is 1 3/8 (B)
Step-by-step explanation:
3 1/4 - 1 7/8 = 1 3/8